/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */

/* Document
   ========================================================================== */

/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in iOS.
 */

 html {
  line-height: 1.15; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
}

/* Sections
   ========================================================================== */

/**
 * Remove the margin in all browsers.
 */

body {
  margin: 0;
}

/**
 * Render the `main` element consistently in IE.
 */

main {
  display: block;
}

/**
 * Correct the font size and margin on `h1` elements within `section` and
 * `article` contexts in Chrome, Firefox, and Safari.
 */

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

/* Grouping content
   ========================================================================== */

/**
 * 1. Add the correct box sizing in Firefox.
 * 2. Show the overflow in Edge and IE.
 */

hr {
  box-sizing: content-box; /* 1 */
  height: 0; /* 1 */
  overflow: visible; /* 2 */
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

pre {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/* Text-level semantics
   ========================================================================== */

/**
 * Remove the gray background on active links in IE 10.
 */

a {
  background-color: transparent;
}

/**
 * 1. Remove the bottom border in Chrome 57-
 * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
 */

abbr[title] {
  border-bottom: none; /* 1 */
  text-decoration: underline; /* 2 */
  text-decoration: underline dotted; /* 2 */
}

/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */

b,
strong {
  font-weight: bolder;
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

code,
kbd,
samp {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/**
 * Add the correct font size in all browsers.
 */

small {
  font-size: 80%;
}

/**
 * Prevent `sub` and `sup` elements from affecting the line height in
 * all browsers.
 */

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

/* Embedded content
   ========================================================================== */

/**
 * Remove the border on images inside links in IE 10.
 */

img {
  border-style: none;
}

/* Forms
   ========================================================================== */

/**
 * 1. Change the font styles in all browsers.
 * 2. Remove the margin in Firefox and Safari.
 */

button,
input,
optgroup,
select,
textarea {
  font-family: inherit; /* 1 */
  font-size: 100%; /* 1 */
  line-height: 1.15; /* 1 */
  margin: 0; /* 2 */
}

/**
 * Show the overflow in IE.
 * 1. Show the overflow in Edge.
 */

button,
input { /* 1 */
  overflow: visible;
}

/**
 * Remove the inheritance of text transform in Edge, Firefox, and IE.
 * 1. Remove the inheritance of text transform in Firefox.
 */

button,
select { /* 1 */
  text-transform: none;
}

/**
 * Correct the inability to style clickable types in iOS and Safari.
 */

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}

/**
 * Remove the inner border and padding in Firefox.
 */

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

/**
 * Restore the focus styles unset by the previous rule.
 */

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

/**
 * Correct the padding in Firefox.
 */

fieldset {
  padding: 0.35em 0.75em 0.625em;
}

/**
 * 1. Correct the text wrapping in Edge and IE.
 * 2. Correct the color inheritance from `fieldset` elements in IE.
 * 3. Remove the padding so developers are not caught out when they zero out
 *    `fieldset` elements in all browsers.
 */

legend {
  box-sizing: border-box; /* 1 */
  color: inherit; /* 2 */
  display: table; /* 1 */
  max-width: 100%; /* 1 */
  padding: 0; /* 3 */
  white-space: normal; /* 1 */
}

/**
 * Add the correct vertical alignment in Chrome, Firefox, and Opera.
 */

progress {
  vertical-align: baseline;
}

/**
 * Remove the default vertical scrollbar in IE 10+.
 */

textarea {
  overflow: auto;
}

/**
 * 1. Add the correct box sizing in IE 10.
 * 2. Remove the padding in IE 10.
 */

[type="checkbox"],
[type="radio"] {
  box-sizing: border-box; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Correct the cursor style of increment and decrement buttons in Chrome.
 */

[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Correct the odd appearance in Chrome and Safari.
 * 2. Correct the outline style in Safari.
 */

[type="search"] {
  -webkit-appearance: textfield; /* 1 */
  outline-offset: -2px; /* 2 */
}

/**
 * Remove the inner padding in Chrome and Safari on macOS.
 */

[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * 1. Correct the inability to style clickable types in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */

::-webkit-file-upload-button {
  -webkit-appearance: button; /* 1 */
  font: inherit; /* 2 */
}

/* Interactive
   ========================================================================== */

/*
 * Add the correct display in Edge, IE 10+, and Firefox.
 */

details {
  display: block;
}

/*
 * Add the correct display in all browsers.
 */

summary {
  display: list-item;
}

/* Misc
   ========================================================================== */

/**
 * Add the correct display in IE 10+.
 */

template {
  display: none;
}

/**
 * Add the correct display in IE 10.
 */

[hidden] {
  display: none;
}

@font-face {
  font-family: "Noto Sans";
  font-weight: normal;
  font-style: normal;
  src:
    local("Noto Sans"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Regular.woff2?ebf057b1f60c38b8cb363a16e66323a6) format("woff2"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Regular.woff?cd1e8ceb7edd05b780d47fbfff004129) format("woff"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Regular.ttf?75538e4b2513fbd5d8300466c530b475) format("truetype");
  font-display: swap;
}
@font-face {
  font-family: "Noto Sans";
  font-weight: normal;
  font-style: italic;
  src:
    local("Noto Sans"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Italic.woff2?4279379c5266e1cfd1b1dd81007ed83e) format("woff2"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Italic.woff?1e6bc1fe8cb2d65ba9560824e49be578) format("woff"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Italic.ttf?6d1eb91a33d56c38eae5e8a7781b3d4b) format("truetype");
  font-display: swap;
}
@font-face {
  font-family: "Noto Sans";
  font-weight: bold;
  font-style: normal;
  src:
    local("Noto Sans"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Bold.woff2?fb13268b8d0aaf58c39f7542f051bf38) format("woff2"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Bold.woff?b20f2f112ea1a4cb1c28c4cd79e07b3d) format("woff"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-Bold.ttf?e287c7233b6c9f02aeb05be8e9b0ea2b) format("truetype");
  font-display: swap;
}
@font-face {
  font-family: "Noto Sans";
  font-weight: bold;
  font-style: italic;
  src:
    local("Noto Sans"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-BoldItalic.woff2?9a73491db396ceda31ceab313dbab535) format("woff2"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-BoldItalic.woff?ff43ecad874a646557078345aab861be) format("woff"),
    url(https://cdn.luogu.com.cn/fe/NotoSans-BoldItalic.ttf?eb7a250275f26366c6128668a854c168) format("truetype");
  font-display: swap;
}

/* Styles in this file is intended for basic layouting when Vue and its components
 * was not initialized. Don't put any component style there.
 * Most component style should be added to components and be scoped.
 */

html, body {
  font-family: -apple-system, BlinkMacSystemFont, "San Francisco", "Helvetica Neue",
  "Noto Sans CJK SC", "Noto Sans CJK", "Source Han Sans", "PingFang SC",
  "Microsoft YaHei", sans-serif;
  /*background-color: #efefef;*/
}

body {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
}

#app-sidenav {
  position: fixed;
  top: 0;
  left: 0;
  width: 3.7em;
  height: 100vh;
  z-index: 1010;
}

#app-old { /* Hack the old body */
  flex: 1;
}

.body-no-scroll body {
  /* MARK -- Avoid scrolling error on iOS */
  /* TODO: Check this */
  overflow: hidden;
  position: relative;
}

/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */

/* Document
   ========================================================================== */

/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in iOS.
 */

html {
  line-height: 1.15; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
}

/* Sections
   ========================================================================== */

/**
 * Remove the margin in all browsers.
 */

body {
  margin: 0;
}

/**
 * Render the `main` element consistently in IE.
 */

main {
  display: block;
}

/**
 * Correct the font size and margin on `h1` elements within `section` and
 * `article` contexts in Chrome, Firefox, and Safari.
 */

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

/* Grouping content
   ========================================================================== */

/**
 * 1. Add the correct box sizing in Firefox.
 * 2. Show the overflow in Edge and IE.
 */

hr {
  box-sizing: content-box; /* 1 */
  height: 0; /* 1 */
  overflow: visible; /* 2 */
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

pre {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/* Text-level semantics
   ========================================================================== */

/**
 * Remove the gray background on active links in IE 10.
 */

a {
  background-color: transparent;
}

/**
 * 1. Remove the bottom border in Chrome 57-
 * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
 */

abbr[title] {
  border-bottom: none; /* 1 */
  text-decoration: underline; /* 2 */
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted; /* 2 */
}

/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */

b,
strong {
  font-weight: bolder;
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

code,
kbd,
samp {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/**
 * Add the correct font size in all browsers.
 */

small {
  font-size: 80%;
}

/**
 * Prevent `sub` and `sup` elements from affecting the line height in
 * all browsers.
 */

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

/* Embedded content
   ========================================================================== */

/**
 * Remove the border on images inside links in IE 10.
 */

img {
  border-style: none;
}

/* Forms
   ========================================================================== */

/**
 * 1. Change the font styles in all browsers.
 * 2. Remove the margin in Firefox and Safari.
 */

button,
input,
optgroup,
select,
textarea {
  font-family: inherit; /* 1 */
  font-size: 100%; /* 1 */
  line-height: 1.15; /* 1 */
  margin: 0; /* 2 */
}

/**
 * Show the overflow in IE.
 * 1. Show the overflow in Edge.
 */

button,
input { /* 1 */
  overflow: visible;
}

/**
 * Remove the inheritance of text transform in Edge, Firefox, and IE.
 * 1. Remove the inheritance of text transform in Firefox.
 */

button,
select { /* 1 */
  text-transform: none;
}

/**
 * Correct the inability to style clickable types in iOS and Safari.
 */

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}

/**
 * Remove the inner border and padding in Firefox.
 */

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

/**
 * Restore the focus styles unset by the previous rule.
 */

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

/**
 * Correct the padding in Firefox.
 */

fieldset {
  padding: 0.35em 0.75em 0.625em;
}

/**
 * 1. Correct the text wrapping in Edge and IE.
 * 2. Correct the color inheritance from `fieldset` elements in IE.
 * 3. Remove the padding so developers are not caught out when they zero out
 *    `fieldset` elements in all browsers.
 */

legend {
  box-sizing: border-box; /* 1 */
  color: inherit; /* 2 */
  display: table; /* 1 */
  max-width: 100%; /* 1 */
  padding: 0; /* 3 */
  white-space: normal; /* 1 */
}

/**
 * Add the correct vertical alignment in Chrome, Firefox, and Opera.
 */

progress {
  vertical-align: baseline;
}

/**
 * Remove the default vertical scrollbar in IE 10+.
 */

textarea {
  overflow: auto;
}

/**
 * 1. Add the correct box sizing in IE 10.
 * 2. Remove the padding in IE 10.
 */

[type="checkbox"],
[type="radio"] {
  box-sizing: border-box; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Correct the cursor style of increment and decrement buttons in Chrome.
 */

[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Correct the odd appearance in Chrome and Safari.
 * 2. Correct the outline style in Safari.
 */

[type="search"] {
  -webkit-appearance: textfield; /* 1 */
  outline-offset: -2px; /* 2 */
}

/**
 * Remove the inner padding in Chrome and Safari on macOS.
 */

[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * 1. Correct the inability to style clickable types in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */

::-webkit-file-upload-button {
  -webkit-appearance: button; /* 1 */
  font: inherit; /* 2 */
}

/* Interactive
   ========================================================================== */

/*
 * Add the correct display in Edge, IE 10+, and Firefox.
 */

details {
  display: block;
}

/*
 * Add the correct display in all browsers.
 */

summary {
  display: list-item;
}

/* Misc
   ========================================================================== */

/**
 * Add the correct display in IE 10+.
 */

template {
  display: none;
}

/**
 * Add the correct display in IE 10.
 */

[hidden] {
  display: none;
}

.lfe-body {
  font-family: -apple-system, BlinkMacSystemFont, "San Francisco", "Helvetica Neue", "Noto Sans", "Noto Sans CJK SC", "Noto Sans CJK", "Source Han Sans", "PingFang SC", "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: rgba(0, 0, 0, .75);
}

.lfe-color-inverse {
  color: rgba(255, 255, 255, .85);
}

.lfe-h1,
.lfe-h2,
.lfe-h3,
.lfe-h4,
.lfe-h5,
.lfe-h6 {
  margin-top: 0;
  margin-bottom: .5em;
  font-family: inherit;
  font-weight: bold;
  line-height: 1.2;
  color: inherit;
}

.lfe-h1 {
  font-size: 1.75em;
}

.lfe-h2 {
  font-size: 1.25em;
}

.lfe-h3 {
  font-size: 1.125em;
}

.lfe-h4 {
  font-size: 1em;
}

.lfe-h5 {
  font-size: 0.875em;
}

.lfe-h6 {
  font-size: 0.875em;
}

.lfe-caption {
  font-size: 0.875em;
}

.lfe-form-sz-small {
  font-size: 0.875em;
  padding: 0.125em 0.5em;
}

.lfe-form-sz-middle {
  font-size: 0.875em;
  padding: 0.313em 1em;
}

.lfe-form-sz-large {
  font-size: 1em;
  padding: 0.5em 1em;
}

section.side .lfe-h1,
section.side .lfe-h2,
section.side .lfe-h3,
section.side .lfe-h4,
section.side .lfe-h5,
section.side .lfe-h6 {
  font-weight: normal;
}

a {
  color: #3498db;
  text-decoration: none;
}

a:hover {
  color: #0056b3;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
  display: block;
  width: 100%;
  overflow: auto;
  word-break: keep-all;
  margin: 10px;
  font-variant-numeric: tabular-nums;
}

th,
td {
  border: 1px solid #ddd;
  padding: 6px 13px;
}

blockquote {
  padding: 10px 20px;
  margin: 0 0 20px;
  border-left: 5px solid #eee;
}

@media (max-width: 576px) {
  .lfe-h1 {
    font-size: 1.625em;
  }

  .lfe-h2 {
    font-size: 1.25em;
  }

  .lfe-h3 {
    font-size: 1.125em;
  }

  .lfe-h4 {
    font-size: 1em;
  }

  .lfe-h5 {
    font-size: 0.875em;
  }

  .lfe-h6 {
    font-size: 0.8125em;
  }
}

.mp-dialog-input[data-v-0beb98c6]{overflow:auto}.mp-dialog-input label[data-v-0beb98c6]{float:left;padding-top:5px;vertical-align:top;margin-right:10px;width:20%;font-size:14px;color:#666}.mp-dialog-input input[data-v-0beb98c6]{float:left;width:70%;color:#999;padding:8px;border:1px solid #ddd}.mp-dialog-select[data-v-160e128b]{overflow:auto}.mp-dialog-select label[data-v-160e128b]{float:left;padding-top:5px;vertical-align:top;margin-right:10px;width:20%;font-size:14px;color:#666}.mp-dialog-select select[data-v-160e128b]{float:left;display:inline-block;width:70%;margin-top:5px;color:#999;border:1px solid #ddd}.CodeMirror{font-family:monospace;height:300px;color:#000;direction:ltr}.CodeMirror-lines{padding:4px 0}.CodeMirror pre{padding:0 4px}.CodeMirror-gutter-filler,.CodeMirror-scrollbar-filler{background-color:#fff}.CodeMirror-gutters{border-right:1px solid #ddd;background-color:#f7f7f7;white-space:nowrap}.CodeMirror-linenumber{padding:0 3px 0 5px;min-width:20px;text-align:right;color:#999;white-space:nowrap}.CodeMirror-guttermarker{color:#000}.CodeMirror-guttermarker-subtle{color:#999}.CodeMirror-cursor{border-left:1px solid #000;border-right:none;width:0}.CodeMirror div.CodeMirror-secondarycursor{border-left:1px solid silver}.cm-fat-cursor .CodeMirror-cursor{width:auto;border:0!important;background:#7e7}.cm-fat-cursor div.CodeMirror-cursors{z-index:1}.cm-fat-cursor-mark{background-color:rgba(20,255,20,.5)}.cm-animate-fat-cursor,.cm-fat-cursor-mark{-webkit-animation:blink 1.06s steps(1) infinite;-moz-animation:blink 1.06s steps(1) infinite;animation:blink 1.06s steps(1) infinite}.cm-animate-fat-cursor{width:auto;border:0;background-color:#7e7}@-moz-keyframes blink{50%{background-color:initial}}@-webkit-keyframes blink{50%{background-color:initial}}@keyframes blink{50%{background-color:initial}}.cm-tab{display:inline-block;text-decoration:inherit}.CodeMirror-rulers{position:absolute;left:0;right:0;top:-50px;bottom:-20px;overflow:hidden}.CodeMirror-ruler{border-left:1px solid #ccc;top:0;bottom:0;position:absolute}.cm-s-default .cm-header{color:#00f}.cm-s-default .cm-quote{color:#090}.cm-negative{color:#d44}.cm-positive{color:#292}.cm-header,.cm-strong{font-weight:700}.cm-em{font-style:italic}.cm-link{text-decoration:underline}.cm-strikethrough{text-decoration:line-through}.cm-s-default .cm-keyword{color:#708}.cm-s-default .cm-atom{color:#219}.cm-s-default .cm-number{color:#164}.cm-s-default .cm-def{color:#00f}.cm-s-default .cm-variable-2{color:#05a}.cm-s-default .cm-type,.cm-s-default .cm-variable-3{color:#085}.cm-s-default .cm-comment{color:#a50}.cm-s-default .cm-string{color:#a11}.cm-s-default .cm-string-2{color:#f50}.cm-s-default .cm-meta,.cm-s-default .cm-qualifier{color:#555}.cm-s-default .cm-builtin{color:#30a}.cm-s-default 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.katex .sizing.reset-size6.size8,
.katex .fontsize-ensurer.reset-size6.size8 {
  font-size: 1.44em;
}
.katex .sizing.reset-size6.size9,
.katex .fontsize-ensurer.reset-size6.size9 {
  font-size: 1.728em;
}
.katex .sizing.reset-size6.size10,
.katex .fontsize-ensurer.reset-size6.size10 {
  font-size: 2.074em;
}
.katex .sizing.reset-size6.size11,
.katex .fontsize-ensurer.reset-size6.size11 {
  font-size: 2.488em;
}
.katex .sizing.reset-size7.size1,
.katex .fontsize-ensurer.reset-size7.size1 {
  font-size: 0.41666667em;
}
.katex .sizing.reset-size7.size2,
.katex .fontsize-ensurer.reset-size7.size2 {
  font-size: 0.5em;
}
.katex .sizing.reset-size7.size3,
.katex .fontsize-ensurer.reset-size7.size3 {
  font-size: 0.58333333em;
}
.katex .sizing.reset-size7.size4,
.katex .fontsize-ensurer.reset-size7.size4 {
  font-size: 0.66666667em;
}
.katex .sizing.reset-size7.size5,
.katex .fontsize-ensurer.reset-size7.size5 {
  font-size: 0.75em;
}
.katex .sizing.reset-size7.size6,
.katex .fontsize-ensurer.reset-size7.size6 {
  font-size: 0.83333333em;
}
.katex .sizing.reset-size7.size7,
.katex .fontsize-ensurer.reset-size7.size7 {
  font-size: 1em;
}
.katex .sizing.reset-size7.size8,
.katex .fontsize-ensurer.reset-size7.size8 {
  font-size: 1.2em;
}
.katex .sizing.reset-size7.size9,
.katex .fontsize-ensurer.reset-size7.size9 {
  font-size: 1.44em;
}
.katex .sizing.reset-size7.size10,
.katex .fontsize-ensurer.reset-size7.size10 {
  font-size: 1.72833333em;
}
.katex .sizing.reset-size7.size11,
.katex .fontsize-ensurer.reset-size7.size11 {
  font-size: 2.07333333em;
}
.katex .sizing.reset-size8.size1,
.katex .fontsize-ensurer.reset-size8.size1 {
  font-size: 0.34722222em;
}
.katex .sizing.reset-size8.size2,
.katex .fontsize-ensurer.reset-size8.size2 {
  font-size: 0.41666667em;
}
.katex .sizing.reset-size8.size3,
.katex .fontsize-ensurer.reset-size8.size3 {
  font-size: 0.48611111em;
}
.katex .sizing.reset-size8.size4,
.katex .fontsize-ensurer.reset-size8.size4 {
  font-size: 0.55555556em;
}
.katex .sizing.reset-size8.size5,
.katex .fontsize-ensurer.reset-size8.size5 {
  font-size: 0.625em;
}
.katex .sizing.reset-size8.size6,
.katex .fontsize-ensurer.reset-size8.size6 {
  font-size: 0.69444444em;
}
.katex .sizing.reset-size8.size7,
.katex .fontsize-ensurer.reset-size8.size7 {
  font-size: 0.83333333em;
}
.katex .sizing.reset-size8.size8,
.katex .fontsize-ensurer.reset-size8.size8 {
  font-size: 1em;
}
.katex .sizing.reset-size8.size9,
.katex .fontsize-ensurer.reset-size8.size9 {
  font-size: 1.2em;
}
.katex .sizing.reset-size8.size10,
.katex .fontsize-ensurer.reset-size8.size10 {
  font-size: 1.44027778em;
}
.katex .sizing.reset-size8.size11,
.katex .fontsize-ensurer.reset-size8.size11 {
  font-size: 1.72777778em;
}
.katex .sizing.reset-size9.size1,
.katex .fontsize-ensurer.reset-size9.size1 {
  font-size: 0.28935185em;
}
.katex .sizing.reset-size9.size2,
.katex .fontsize-ensurer.reset-size9.size2 {
  font-size: 0.34722222em;
}
.katex .sizing.reset-size9.size3,
.katex .fontsize-ensurer.reset-size9.size3 {
  font-size: 0.40509259em;
}
.katex .sizing.reset-size9.size4,
.katex .fontsize-ensurer.reset-size9.size4 {
  font-size: 0.46296296em;
}
.katex .sizing.reset-size9.size5,
.katex .fontsize-ensurer.reset-size9.size5 {
  font-size: 0.52083333em;
}
.katex .sizing.reset-size9.size6,
.katex .fontsize-ensurer.reset-size9.size6 {
  font-size: 0.5787037em;
}
.katex .sizing.reset-size9.size7,
.katex .fontsize-ensurer.reset-size9.size7 {
  font-size: 0.69444444em;
}
.katex .sizing.reset-size9.size8,
.katex .fontsize-ensurer.reset-size9.size8 {
  font-size: 0.83333333em;
}
.katex .sizing.reset-size9.size9,
.katex .fontsize-ensurer.reset-size9.size9 {
  font-size: 1em;
}
.katex .sizing.reset-size9.size10,
.katex .fontsize-ensurer.reset-size9.size10 {
  font-size: 1.20023148em;
}
.katex .sizing.reset-size9.size11,
.katex .fontsize-ensurer.reset-size9.size11 {
  font-size: 1.43981481em;
}
.katex .sizing.reset-size10.size1,
.katex .fontsize-ensurer.reset-size10.size1 {
  font-size: 0.24108004em;
}
.katex .sizing.reset-size10.size2,
.katex .fontsize-ensurer.reset-size10.size2 {
  font-size: 0.28929605em;
}
.katex .sizing.reset-size10.size3,
.katex .fontsize-ensurer.reset-size10.size3 {
  font-size: 0.33751205em;
}
.katex .sizing.reset-size10.size4,
.katex .fontsize-ensurer.reset-size10.size4 {
  font-size: 0.38572806em;
}
.katex .sizing.reset-size10.size5,
.katex .fontsize-ensurer.reset-size10.size5 {
  font-size: 0.43394407em;
}
.katex .sizing.reset-size10.size6,
.katex .fontsize-ensurer.reset-size10.size6 {
  font-size: 0.48216008em;
}
.katex .sizing.reset-size10.size7,
.katex .fontsize-ensurer.reset-size10.size7 {
  font-size: 0.57859209em;
}
.katex .sizing.reset-size10.size8,
.katex .fontsize-ensurer.reset-size10.size8 {
  font-size: 0.69431051em;
}
.katex .sizing.reset-size10.size9,
.katex .fontsize-ensurer.reset-size10.size9 {
  font-size: 0.83317261em;
}
.katex .sizing.reset-size10.size10,
.katex .fontsize-ensurer.reset-size10.size10 {
  font-size: 1em;
}
.katex .sizing.reset-size10.size11,
.katex .fontsize-ensurer.reset-size10.size11 {
  font-size: 1.19961427em;
}
.katex .sizing.reset-size11.size1,
.katex .fontsize-ensurer.reset-size11.size1 {
  font-size: 0.20096463em;
}
.katex .sizing.reset-size11.size2,
.katex .fontsize-ensurer.reset-size11.size2 {
  font-size: 0.24115756em;
}
.katex .sizing.reset-size11.size3,
.katex .fontsize-ensurer.reset-size11.size3 {
  font-size: 0.28135048em;
}
.katex .sizing.reset-size11.size4,
.katex .fontsize-ensurer.reset-size11.size4 {
  font-size: 0.32154341em;
}
.katex .sizing.reset-size11.size5,
.katex .fontsize-ensurer.reset-size11.size5 {
  font-size: 0.36173633em;
}
.katex .sizing.reset-size11.size6,
.katex .fontsize-ensurer.reset-size11.size6 {
  font-size: 0.40192926em;
}
.katex .sizing.reset-size11.size7,
.katex .fontsize-ensurer.reset-size11.size7 {
  font-size: 0.48231511em;
}
.katex .sizing.reset-size11.size8,
.katex .fontsize-ensurer.reset-size11.size8 {
  font-size: 0.57877814em;
}
.katex .sizing.reset-size11.size9,
.katex .fontsize-ensurer.reset-size11.size9 {
  font-size: 0.69453376em;
}
.katex .sizing.reset-size11.size10,
.katex .fontsize-ensurer.reset-size11.size10 {
  font-size: 0.83360129em;
}
.katex .sizing.reset-size11.size11,
.katex .fontsize-ensurer.reset-size11.size11 {
  font-size: 1em;
}
.katex .delimsizing.size1 {
  font-family: KaTeX_Size1;
}
.katex .delimsizing.size2 {
  font-family: KaTeX_Size2;
}
.katex .delimsizing.size3 {
  font-family: KaTeX_Size3;
}
.katex .delimsizing.size4 {
  font-family: KaTeX_Size4;
}
.katex .delimsizing.mult .delim-size1 > span {
  font-family: KaTeX_Size1;
}
.katex .delimsizing.mult .delim-size4 > span {
  font-family: KaTeX_Size4;
}
.katex .nulldelimiter {
  display: inline-block;
  width: 0.12em;
}
.katex .delimcenter {
  position: relative;
}
.katex .op-symbol {
  position: relative;
}
.katex .op-symbol.small-op {
  font-family: KaTeX_Size1;
}
.katex .op-symbol.large-op {
  font-family: KaTeX_Size2;
}
.katex .op-limits > .vlist-t {
  text-align: center;
}
.katex .accent > .vlist-t {
  text-align: center;
}
.katex .accent .accent-body {
  position: relative;
}
.katex .accent .accent-body:not(.accent-full) {
  width: 0;
}
.katex .overlay {
  display: block;
}
.katex .mtable .vertical-separator {
  display: inline-block;
  min-width: 1px;
}
.katex .mtable .arraycolsep {
  display: inline-block;
}
.katex .mtable .col-align-c > .vlist-t {
  text-align: center;
}
.katex .mtable .col-align-l > .vlist-t {
  text-align: left;
}
.katex .mtable .col-align-r > .vlist-t {
  text-align: right;
}
.katex .svg-align {
  text-align: left;
}
.katex svg {
  display: block;
  position: absolute;
  width: 100%;
  height: inherit;
  fill: currentColor;
  stroke: currentColor;
  fill-rule: nonzero;
  fill-opacity: 1;
  stroke-width: 1;
  stroke-linecap: butt;
  stroke-linejoin: miter;
  stroke-miterlimit: 4;
  stroke-dasharray: none;
  stroke-dashoffset: 0;
  stroke-opacity: 1;
}
.katex svg path {
  stroke: none;
}
.katex img {
  border-style: none;
  min-width: 0;
  min-height: 0;
  max-width: none;
  max-height: none;
}
.katex .stretchy {
  width: 100%;
  display: block;
  position: relative;
  overflow: hidden;
}
.katex .stretchy::before,
.katex .stretchy::after {
  content: "";
}
.katex .hide-tail {
  width: 100%;
  position: relative;
  overflow: hidden;
}
.katex .halfarrow-left {
  position: absolute;
  left: 0;
  width: 50.2%;
  overflow: hidden;
}
.katex .halfarrow-right {
  position: absolute;
  right: 0;
  width: 50.2%;
  overflow: hidden;
}
.katex .brace-left {
  position: absolute;
  left: 0;
  width: 25.1%;
  overflow: hidden;
}
.katex .brace-center {
  position: absolute;
  left: 25%;
  width: 50%;
  overflow: hidden;
}
.katex .brace-right {
  position: absolute;
  right: 0;
  width: 25.1%;
  overflow: hidden;
}
.katex .x-arrow-pad {
  padding: 0 0.5em;
}
.katex .x-arrow,
.katex .mover,
.katex .munder {
  text-align: center;
}
.katex .boxpad {
  padding: 0 0.3em 0 0.3em;
}
.katex .fbox,
.katex .fcolorbox {
  box-sizing: border-box;
  border: 0.04em solid;
}
.katex .cancel-pad {
  padding: 0 0.2em 0 0.2em;
}
.katex .cancel-lap {
  margin-left: -0.2em;
  margin-right: -0.2em;
}
.katex .sout {
  border-bottom-style: solid;
  border-bottom-width: 0.08em;
}
.katex-display {
  display: block;
  margin: 1em 0;
  text-align: center;
}
.katex-display > .katex {
  display: block;
  text-align: center;
  white-space: nowrap;
}
.katex-display > .katex > .katex-html {
  display: block;
  position: relative;
}
.katex-display > .katex > .katex-html > .tag {
  position: absolute;
  right: 0;
}
.katex-display.leqno > .katex > .katex-html > .tag {
  left: 0;
  right: auto;
}
.katex-display.fleqn > .katex {
  text-align: left;
  padding-left: 2em;
}



.wrapper[data-v-6eed723a] {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
}
.wrapper > *[data-v-6eed723a]:first-child {
  flex: 0 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.wrapper > *[data-v-6eed723a]:not(:first-child) {
  margin-left: 0.2em;
}


.header[data-v-78704ac9] {
  padding: .4em;
  font-size: 1.2em;
  font-weight: 700;
  margin-bottom: -.2em;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.center[data-v-78704ac9] {
  position: absolute;
  width: 15em;
  right: -1em;
  top: 1.5em;
  overflow: hidden;
  z-index: 999;
  text-align: center;
  color: #6c757d;
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 5px;
  box-shadow: 0 0 15px 1px rgba(12, 12, 12, 0.3);
}
footer[data-v-78704ac9] {
  padding: .6em;
  font-size: .9em;
  /* border-top: 1px solid #ccc; */
  /* background: #f8f8f8; */
  margin-top: -.2em;
}
.ops[data-v-78704ac9] {
  padding: .5em .2em;
  text-align: center;
  font-size: 0.9em;
}
a[data-v-78704ac9] {
  color: inherit;
}
.ops a[data-v-78704ac9] {
  display: inline-block;
  width: 7em;
  margin-top: .4em;
  margin-bottom: .4em;
}
i[data-v-78704ac9] {
  width: 1.2em;
}


div[data-v-034eb354] {
  display: inline-block;
}
.icon[data-v-034eb354] {
  color: inherit;
}
.search-wrap[data-v-034eb354] {
  margin-right: .4em;
  font-size: .9em;
  width: 0;
  vertical-align: middle;
  overflow: hidden;
  transition: width .15s ease;
}
.search-wrap.show[data-v-034eb354] {
  width: 8em;
}
input[data-v-034eb354] {
  padding: .2em .5em;
  width: 100%;
  box-sizing: border-box;
  border: 1px solid #ccc;
  border-radius: 5px;
  background: rgba(255, 255, 255, .3);
  outline: 0;
}


.wrapper[data-v-4634c763] {
  position: relative;
}
.wrapper .dropdown[data-v-4634c763] {
  /* location */
  position: absolute;
  z-index: var(--dropdown-z-index, 9);
  /* animation */
  visibility: hidden;
  opacity: 0;
  transition: .233s ease all;
}
.wrapper.hover .dropdown[data-v-4634c763] {
  transition-delay: var(--dropdown-transition-delay, .5s); /* or dropdown content will disappear too quick */
}
.wrapper.hover:hover .dropdown[data-v-4634c763],
.wrapper.click .dropdown.show[data-v-4634c763] {
  visibility: visible;
  opacity: 1;
  transition-delay: unset;
}























































































































/* Mount the correct position for UserNavCenter */
nav[data-v-8b0a7778] {
  position: relative;
}
a[data-v-8b0a7778] { /* router-link */
  color: inherit;
}
.avatar[data-v-8b0a7778] {
  margin-left: .4em;
  vertical-align: middle;
  width: 35px;
  height: 35px;
  border-radius: 50%;
}
.icon-btn[data-v-8b0a7778] {
  margin-left: .7em;
}
.login[data-v-8b0a7778] {
  text-decoration: none;
}
.login > span[data-v-8b0a7778] {
  font-size: .8em;
  margin-left: .5em;
}


.mobile-nav-container[data-v-1afefb48] {
  background-color: #fafafa;
}
.nav-container[data-v-1afefb48] {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.avatar[data-v-1afefb48] {
  width: 88px;
  height: 88px;
  border-radius: 50%;
}
.avatar-top[data-v-1afefb48] {
  margin-top: 0.75em;
  margin-bottom: 0.25em;
}
.user-name[data-v-1afefb48] {
  margin-bottom: 0.75em;
}
.user-action[data-v-1afefb48] {
  margin-bottom: 1.75em;
}
.login[data-v-1afefb48] {
  margin-right: 0.5em;
  font-size: 1.125em;
}
.icon-btn[data-v-1afefb48] {
  font-size: 1.5em;
  margin-right: 0.8em;
}
.icon-btn[data-v-1afefb48]:last-child {
  margin-right: 0;
}
.icon-right-number[data-v-1afefb48] {
  font-size: 0.75em;
}
a[data-v-1afefb48] {
  color: inherit;
}


.popup[data-v-1d675dd8] {
  margin-left: .2em;
  padding: .3em;
  width: 10em;
  background: #fff;
  border-radius: 5px;
  border: 1px solid rgba(0, 0, 0, .2);
  color: #333;
  user-select: none;
}
.apps a[data-v-1d675dd8] {
  display: block;
  padding: .3em;
  color: #333;
}
.apps a[data-v-1d675dd8]:hover {
  background: rgba(0, 0, 0, .1);
}


.mobile-sidenav a[data-v-1316252e] {
  color: inherit;
}
.popup-button[data-v-1316252e] {
  font-size: 0.8em;
  line-height: 2em;
  margin-top: 0.2em;
  cursor: pointer;
}
.popup-wrap[data-v-1316252e] {
  /* The popup wrapper */
  z-index: 100;
  position: absolute;
  margin-top: -1.2em; /* Move back `line-height` */
  margin-left: 3.7em;
  font-size: 1.25em;
  cursor: default;
}
.logout-footer[data-v-1316252e] {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 18px;
}


.footer[data-v-009d73c6] {
  display: flex;
  align-items: center;
  padding: 1em;
  color: rgba(255, 255, 255, .9);
  font-size: .875em;
}
.footer a[data-v-009d73c6] {
  color: rgba(255, 255, 255, .75);
}
.footer a[data-v-009d73c6]:hover {
  color: rgba(255, 255, 255, 1);
}
.logo-img[data-v-009d73c6] {
  max-height: 60px;
}
.qr-img[data-v-009d73c6] {
  margin-left: 5em;
  max-height: 60px;
}
.slogan[data-v-009d73c6] {
  margin-left: .5em;
  font-size: 1.3em;
  line-height: 1.5;
  font-weight: bold;
}
.info[data-v-009d73c6] {
  flex: 1;
  text-align: right;
}
@media (max-width: 576px) {
.logo-img[data-v-009d73c6], .qr-img[data-v-009d73c6], .slogan[data-v-009d73c6] {
    display: none;
}
.info[data-v-009d73c6] {
    text-align: center;
}
}


.wrapper[data-v-7958fe72] {
  position: relative;
}
.wrapper > .background[data-v-7958fe72] { /* override `wrapped` */
  max-width: unset;
  margin: 0;
}
.wrapper > .background[data-v-7958fe72] {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  display: block;
  width: 100%;
  height: 100%;
  z-index: -1;
}


#app[data-v-90bffe18] {
  display: flex;
}
.main-container[data-v-90bffe18] {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 100vh;
  margin-left: 3.7em;
}
@media (max-width: 576px) {
.main-container[data-v-90bffe18] {
    margin-left: 0;
    width: 100%;
}
}
header.animation[data-v-90bffe18] {
  transition: .3s ease height;
}
main[data-v-90bffe18] {
  flex: 1;
}
.wrapped[data-v-90bffe18] {
  padding-left: 1em;
  padding-right: 1em;
}
.wrapped > *[data-v-90bffe18] {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
@media (max-width: 576px) {
.header-layout[data-v-90bffe18] {
    height: auto !important;
}
}
.header-layout.none[data-v-90bffe18] {
  height: 0;
}
.header-layout.tiny[data-v-90bffe18] {
  height: 4em;
  background: #fff !important;
}
.header-layout.narrow[data-v-90bffe18] {
  height: 8em;
}
.header-layout.normal[data-v-90bffe18] {
  height: 10em;
}
.header-layout.middle[data-v-90bffe18] {
  height: 23em;
}
.header-layout.high[data-v-90bffe18] {
  height: 33.2em;
}
